WCS parsing working properly, but needs more tests; moved errorProperty down to parser, where it arguably belongs, and where it has to live to work with WCS. Also removed null error property on versionedOGC.

lib/OpenLayers/Format/WCSCapabilities/v1_1_0.js

@@ -30,6 +30,15 @@ OpenLayers.Format.WCSCapabilities.v1_1_0 = OpenLayers.Class(
         ows: "http://www.opengis.net/ows/1.1"
     },
 
+    /**
+     * APIProperty: errorProperty
+     * {String} Which property of the returned object to check for in order to
+     * determine whether or not parsing has failed. In the case that the
+     * errorProperty is undefined on the returned object, the document will be
+     * run through an OGCExceptionReport parser.
+     */
+    errorProperty: "operationsMetadata",
+
 
     /**
      * Constructor: OpenLayers.Format.WCSCapabilities.v1_1_0